Here are some suggestions about your suggestions:
1.
Tell them that when Chim Chim is trying to get candy, it is really a symbol of his quest to obtain their spirit energy.
You obviously know alot about it for one to screw with them.
2.
Look at them with dead seriousness and say, "Does this look like China to you?"
Funny thing i always though anime was from Japan
3.
Ask them what division of starfleet Akira graduated from.
see number 1...
4.
Tell them how we kicked Tenchi Muyo's ass in Nam.
HaHA! Once again thought it was Japan! And seeing how intelligent you seem, I'm guessing your a veteran when you say "we"
5.
When they talk about Ghost in the Shell, lean over and tell them, "Oh yeah, I remember that one. Egon totally kicked Slimer's ass!"
Yah, i say the same thing when people mention the Demi Moore/Whoopie Goldberg film
HILARIOUS
6.
Tell them that you really love fansubs, but you're still waiting for them to appear on the Togo's menu.
Is TV's Jared a fansub
7.
Punch them in the face.
Your only brilliant suggestion, only i would direct it to your face instead